The AT-40’s impedance dips to 5.2 ohms at 120Hz. Some low-end AV receivers may struggle. Stick to 6-8 ohm stable amplifiers.
: Interestingly, for the European market, many AT series cabinets were constructed under license at the famous Dali factory in Denmark using original American drivers and crossovers. This hybrid build often resulted in a slightly tighter, more rigid cabinet construction than their pure-American counterparts. Restoring and Maintaining Vintage AT-40 Speakers Because the Cerwin-Vega AT-40
: Built-in PTC (Positive Temperature Coefficient) device for tweeter protection. Classic Audio Physical Dimensions Classic Audio Performance Characteristics
Like many speakers in the AT series (such as the larger AT-15 ), the AT-40 is prized for its "arena-style" performance. It excels in large rooms where it can deliver deep bass and high volume without the need for massive high-end amplification. They are often considered ideal for rock and party music rather than critical, detailed near-field listening. These Speakers Absolutely Changed My Life
sits in the middle of the AT series, offering a more compact footprint than the massive or AT-100 while still providing significantly more "kick" than the entry-level bookshelf models.
The 10-inch woofers easily reproduce deep synthesized sub-bass lines.
The AT40 is suitable for a variety of applications, including:
Like much of the AT series, the AT-40 is celebrated for its deep bass and crisp highs, though it is often described as being built for impact rather than clinical "audiophile" precision. Construction:
The 1" soft dome tweeter uses ferrofluid to cool the voice coil. After 30 years, that fluid turns into sludge.
45Hz. The Reality: Measurable output down to 42Hz, but with a steep drop below 50Hz. The rear-firing slot port requires at least 6 inches of space behind the speaker. Place them near a wall, and the bass jumps to a hearty 48Hz at usable levels. They won't shake your teeth, but for an 8" monitor, the kick drum has genuine thwack .
The AT-40’s impedance dips to 5.2 ohms at 120Hz. Some low-end AV receivers may struggle. Stick to 6-8 ohm stable amplifiers.
: Interestingly, for the European market, many AT series cabinets were constructed under license at the famous Dali factory in Denmark using original American drivers and crossovers. This hybrid build often resulted in a slightly tighter, more rigid cabinet construction than their pure-American counterparts. Restoring and Maintaining Vintage AT-40 Speakers Because the Cerwin-Vega AT-40
: Built-in PTC (Positive Temperature Coefficient) device for tweeter protection. Classic Audio Physical Dimensions Classic Audio Performance Characteristics cerwin vega at40 specs
Like many speakers in the AT series (such as the larger AT-15 ), the AT-40 is prized for its "arena-style" performance. It excels in large rooms where it can deliver deep bass and high volume without the need for massive high-end amplification. They are often considered ideal for rock and party music rather than critical, detailed near-field listening. These Speakers Absolutely Changed My Life
sits in the middle of the AT series, offering a more compact footprint than the massive or AT-100 while still providing significantly more "kick" than the entry-level bookshelf models. The AT-40’s impedance dips to 5
The 10-inch woofers easily reproduce deep synthesized sub-bass lines.
The AT40 is suitable for a variety of applications, including: : Interestingly, for the European market, many AT
Like much of the AT series, the AT-40 is celebrated for its deep bass and crisp highs, though it is often described as being built for impact rather than clinical "audiophile" precision. Construction:
The 1" soft dome tweeter uses ferrofluid to cool the voice coil. After 30 years, that fluid turns into sludge.
45Hz. The Reality: Measurable output down to 42Hz, but with a steep drop below 50Hz. The rear-firing slot port requires at least 6 inches of space behind the speaker. Place them near a wall, and the bass jumps to a hearty 48Hz at usable levels. They won't shake your teeth, but for an 8" monitor, the kick drum has genuine thwack .